Inventor · Auburn, ME, US

Lothar Bachmann

24Patents
12h-index
13Co-inventors
78Inventor score

Filing activity: Jun 9, 1975 → Nov 3, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US4823836A Dampers with leaf spring seals Emerging Cross-Sectional Technologies 37 Expired
US4821507A Gas flow diverter Emerging Cross-Sectional Technologies 27 Expired
US4848803A Fabric expansion joints for exhaust systems of gas turbines Mechanical Engineering; Lighting; Heating 22 Expired
US4732413A Expansion joints Mechanical Engineering; Lighting; Heating 19 Expired
US4163458A Device for sealing a conduit against the flow of liquid Emerging Cross-Sectional Technologies 16 Expired
US4919169A Gas flow diverter Emerging Cross-Sectional Technologies 15 Expired
US5186205A Valves for use in controlling the flow of a gas stream through ducts of large cross sectional areas Emerging Cross-Sectional Technologies 13 Expired
US4093391A Milling cutter head for making arcuate toothing Emerging Cross-Sectional Technologies 12 Expired
US4582296A Composite blade for dampers for ducts of large cross sectional areas Mechanical Engineering; Lighting; Heating 12 Expired
US4493311A Guillotine damper Mechanical Engineering; Lighting; Heating 12 Expired
US4299414A Expansion joint Mechanical Engineering; Lighting; Heating 12 Expired
US4832527A Vertically reciprocable gates for the control of a liquid media Fixed Constructions 12 Expired
US6571420B1 Device and process to remove fly ash accumulations from catalytic beds of selective catalytic reduction reactors Mechanical Engineering; Lighting; Heating 10 Expired
US4493342A Double louver damper Emerging Cross-Sectional Technologies 9 Expired
US5658024A Expansion joint with a sloped cavity and improved fabric clamping Mechanical Engineering; Lighting; Heating 9 Expired
US4327893A Guillotine damper Mechanical Engineering; Lighting; Heating 8 Expired
US6116264A Dual damper diverter Emerging Cross-Sectional Technologies 7 Expired
US4800919A Flap gate assembly Emerging Cross-Sectional Technologies 5 Expired
US6131955A Expansion joint with thermal transition connector Emerging Cross-Sectional Technologies 3 Expired
US4932437A Louver dampers for use in gas turbines exhaust systems and having blades protected against becoming warped Emerging Cross-Sectional Technologies 3 Expired
US4050353A Index generation method and machine for production of bevel gears Emerging Cross-Sectional Technologies 2 Expired
US4905662A Guillotine dampers with blade sealing means accommodative of thermal expansion forces Emerging Cross-Sectional Technologies 2 Expired
US4284376A Spur gear hobbing machine Emerging Cross-Sectional Technologies 2 Expired
US5918632A Single-louver damper with double seal Emerging Cross-Sectional Technologies 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.